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/*
Copyright (C) 2007 MySQL AB
This program is free software; you can redistribute it and/or modify
it under the terms of version 2 of the GNU General Public License as
published by the Free Software Foundation.
There are special exceptions to the terms and conditions of the GPL
as it is applied to this software. View the full text of the exception
in file LICENSE.exceptions in the top-level directory of this software
distribution.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "setupgui.h"
#include "driver.h"
#include "stringutil.h"
extern SQLHDBC hDBC;
extern SQLWCHAR **errorMsgs;
void FreeEnvHandle(SQLHENV hEnv)
{
if (hDBC == SQL_NULL_HDBC)
SQLFreeHandle(SQL_HANDLE_ENV, hEnv);
}
void Disconnect(SQLHDBC hDbc, SQLHENV hEnv)
{
SQLDisconnect(hDbc);
if (hDBC == SQL_NULL_HDBC)
SQLFreeHandle(SQL_HANDLE_DBC, hDbc);
FreeEnvHandle(hEnv);
}
SQLRETURN Connect(SQLHDBC *hDbc, SQLHENV *hEnv, DataSource *params)
{
SQLRETURN nReturn;
SQLWCHAR stringConnectIn[1024];
size_t inlen= 1024;
assert(params->driver && *params->driver);
/* Blank out DSN name, otherwise it will pull the info from the registry */
ds_set_strattr(¶ms->name, NULL);
if (ds_to_kvpair(params, stringConnectIn, 1024, ';') == -1)
{
/* TODO error message..... */
return SQL_ERROR;
}
inlen-= sqlwcharlen(stringConnectIn);
if (hDBC == SQL_NULL_HDBC)
{
nReturn= SQLAllocHandle(SQL_HANDLE_ENV, NULL, hEnv);
if (nReturn != SQL_SUCCESS)
ShowDiagnostics(nReturn, SQL_HANDLE_ENV, NULL);
if (!SQL_SUCCEEDED(nReturn))
return nReturn;
nReturn= SQLSetEnvAttr(*hEnv, SQL_ATTR_ODBC_VERSION,
(SQLPOINTER)SQL_OV_ODBC3, 0);
if (nReturn != SQL_SUCCESS)
ShowDiagnostics(nReturn, SQL_HANDLE_ENV, NULL);
if (!SQL_SUCCEEDED(nReturn))
{
return nReturn;
}
nReturn= SQLAllocHandle(SQL_HANDLE_DBC, *hEnv, hDbc);
if (nReturn != SQL_SUCCESS)
ShowDiagnostics(nReturn, SQL_HANDLE_ENV, *hEnv);
if (!SQL_SUCCEEDED(nReturn))
{
return nReturn;
}
}
nReturn= SQLDriverConnectW(*hDbc, NULL, (SQLWCHAR*)(stringConnectIn),
SQL_NTS, NULL, 0, NULL, SQL_DRIVER_NOPROMPT);
if (nReturn != SQL_SUCCESS)
ShowDiagnostics(nReturn, SQL_HANDLE_DBC, *hDbc);
return nReturn;
}
void ShowDiagnostics(SQLRETURN nReturn, SQLSMALLINT nHandleType, SQLHANDLE h)
{
BOOL bDiagnostics= FALSE;
SQLSMALLINT nRec= 1;
SQLWCHAR szSQLState[6];
SQLINTEGER nNative;
SQLWCHAR szMessage[SQL_MAX_MESSAGE_LENGTH];
SQLSMALLINT nMessage;
if (h)
{
*szSQLState= '\0';
*szMessage= '\0';
while (SQL_SUCCEEDED(SQLGetDiagRecW(nHandleType,
h,
nRec,
szSQLState,
&nNative,
szMessage,
SQL_MAX_MESSAGE_LENGTH,
&nMessage)))
{
szSQLState[5]= '\0';
szMessage[SQL_MAX_MESSAGE_LENGTH - 1]= '\0';
/*add2list(errorMsgs, szMessage);*/
bDiagnostics= TRUE;
nRec++;
*szSQLState= '\0';
*szMessage= '\0';
}
}
switch (nReturn)
{
case SQL_ERROR:
/*strAssign(popupMsg, L"Request returned with SQL_ERROR.");*/
break;
case SQL_SUCCESS_WITH_INFO:
/*strAssign(popupMsg, L"Request return with SQL_SUCCESS_WITH_INFO.");*/
break;
case SQL_INVALID_HANDLE:
/*strAssign(popupMsg, L"Request returned with SQL_INVALID_HANDLE.");*/
break;
default:
/*strAssign(popupMsg, L"Request did not return with SQL_SUCCESS.");*/
break;
}
}
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